Responsibility for Lane Closures Expected to Be Narrowed to Those Already Named

An internal investigation into the George Washington Bridge lane closures conducted by lawyers hired by the Christie administration is expected to absolve additional members of Gov. Chris Christie's senior staff from being involved in the matter.

The review narrows responsibility for planning the disruptive lane closures to those who have already been named: Bridget Kelly, Mr. Christie's former deputy chief of staff, and former Port...